Home / 10,366.12-14,270.16-9,368.24

Finding the Fourth Proportional to 10,366.12, 14,270.16 and 9,368.24

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Solution

The fourth proportional to 10,366.12, 14,270.16 and 9,368.24 is: 12,896.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.12 : 14,270.16 = 9,368.24 : x
  2. Step 2: Convert to fraction form
    10,366.12/14,270.16 = 9,368.24/x
  3. Step 3: Cross multiply
    10,366.12x = 14,270.16 × 9,368.24
  4. Step 4: Simplify right side
    10,366.12x = 133,686,283.72
  5. Step 5: Solve for x
    x = 133,686,283.72/10,366.12
  6. Step 6: Final answer
    x = 12,896.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.